Panel pattern paint spraying mechanism of paint spraying assembly line and anti-fog assembly thereof
Technical Field
The invention relates to the technical field of chemical machinery, in particular to a plate pattern paint spraying mechanism of a paint spraying assembly line and an anti-fog assembly of the plate pattern paint spraying mechanism.
Background
The existing paint spraying assembly line can only spray paint on a single workpiece, the paint spraying mode has no problem for complex parts, but the efficiency is too low when paint with a certain pattern is locally sprayed on the end of a plate, a plurality of plates need to be locally sprayed on the end, for example, the upper end or the lower end of a plurality of stainless steel plates need to be sprayed with paint to form LOGO after forming and embossing, and the existing paint spraying method and equipment greatly prolong the delivery time of the products.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a paint spraying mechanism which is applied to a paint spraying assembly line and can quickly spray paint on local parts of a plate and an anti-fog assembly thereof.
The purpose of the invention is realized as follows:
an anti-fog assembly of a paint spraying assembly line comprises paint spraying chambers which are sequentially arranged, wherein the bottom walls of the paint spraying chambers are arranged in a step shape, hollow patterns to be sprayed are respectively arranged on the bottom walls of the paint spraying chambers, adjacent paint spraying chambers are communicated, a step is formed at the joint, a paint scraping plate is respectively arranged at the front end of each paint spraying chamber, the bottom of the paint scraping plate is in contact with the bottom walls of the paint spraying chambers, a limiting clip which extends forwards is arranged at the top of the paint scraping plate, the limiting clip at the forefront is clamped at the top of the front wall of the paint spraying chamber, the other limiting clips are clamped on the step, and a slag discharging port for discharging paint slag is arranged at the bottom of the rear wall of the paint spraying chamber which; the first magnetic adsorption pieces are respectively fixed on the paint scraping plates, the corresponding second magnetic adsorption pieces are arranged on the wall of the spray booth, and the first magnetic adsorption pieces are respectively connected with the corresponding second magnetic adsorption pieces through magnetic force so as to further fix the paint scraping plates; the upper portion of antifog subassembly is provided with round limit flange, still includes an antifog lid, antifog lid is covered and is installed in the top of antifog subassembly to cover all paint spray booths, antifog lid adopts the elastic rubber material, and the tip of antifog lid is equipped with and is used for the round to be used for the tightening part of cover on limit flange, and when antifog lid back on all paint spray booths, tightening part of antifog lid is tightened up after crossing limit flange downwards, forms the location to antifog lid, antifog covering and being equipped with a plurality of paint spray holes and each paint spray booth corresponds, the paint spray hole is used for supplying the paint spraying head of the assembly line that sprays paint to spray paint.
Furthermore, the paint spraying hole is a tapered hole which gradually becomes smaller from top to bottom, and the minimum aperture of the tapered hole is equal to the paint spraying aperture of the paint spraying head.
A plate pattern paint spraying mechanism of a paint spraying assembly line comprises a material pushing assembly and a positioning assembly, wherein the material pushing assembly and the positioning assembly are arranged on workbenches on two sides of a conveyor belt of the assembly line, the front end face of the material pushing assembly is a stepped material pushing surface which gradually moves backwards from top to bottom, the rear end of the material pushing assembly is connected with a first push-pull device, the first push-pull device is fixed on the workbench and used for pushing the material pushing assembly to reciprocate along the direction perpendicular to the conveyor belt of the assembly line, the front end face of the positioning assembly is a stepped positioning surface corresponding to the shape of the material pushing surface, the rear end of the positioning assembly is connected with a second push-pull device, the second push-pull device is fixed on the workbench and used for pushing the positioning assembly to reciprocate along the direction perpendicular to the conveyor belt of the assembly line;
the anti-fog assembly is characterized by further comprising an anti-fog assembly arranged on one side of the assembly line conveying belt, a third push-pull device is connected to the side portion of the rear end of the anti-fog assembly, the third push-pull device is fixed on a workbench on one side of the first push-pull device, and the third push-pull device is used for obliquely pushing the anti-fog assembly to the upper side of the plate and pulling the anti-fog assembly back.
Furthermore, the material pushing assembly comprises a plurality of material pushing plates which are fixed in a stacked mode, an upper layer material pushing plate and a lower layer material pushing plate are formed between every two adjacent material pushing plates, and the front end face of the upper layer material pushing plate is located in front of the front end face of the lower layer material pushing plate, so that the front end faces of the stacked material pushing plates form a stepped material pushing surface; the positioning assembly comprises a plurality of positioning plates which are fixed in a stacked mode, an upper layer positioning plate and a lower layer positioning plate are formed between every two adjacent positioning plates, the front end face of the upper layer positioning plate is located behind the front end face of the lower layer positioning plate, and the front end faces of the plurality of stacked positioning plates form a stepped positioning face corresponding to the shape of the material pushing face.
Further, the thickness of scraping wings, locating plate equals the thickness of panel, the front end of upper scraping wings sets up down the groove of stepping down for stepping down the panel of below, prevent that upper scraping wings and the panel contact of below from producing the friction, the front end of lower floor's locating plate sets up the groove of stepping down for stepping down the panel of top, prevent that the locating plate of lower floor from producing the friction with the panel contact of top.
Furthermore, the upper yielding groove and the lower yielding groove are used as screw mounting spaces, and the screw mounting spaces are used for connecting the pushing plates and the positioning plates through screws.
Furthermore, the rear ends of the pushing assembly and the positioning assembly are respectively fixed with a connecting block used for being connected with a corresponding push-pull device.
Furthermore, the first push-pull device and the second push-pull device both adopt cylinders, oil cylinders or electric push rods.
Further, the bottom wall of each paint spraying chamber is 1-10mm higher than the corresponding plate, and the thickness of the bottom wall is 1-10 mm.
Furthermore, the side part of the anti-fog assembly is provided with an L-shaped supporting connecting block, the supporting connecting block is connected with a third push-pull device, and the lower part of the supporting connecting block is provided with a supporting plate which is supported on the workbench.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention can paint or repair the end parts of a plurality of plates at one time, thereby improving the paint spraying efficiency. The anti-fog component can prevent paint fog generated in the paint spraying process from dissipating.
Drawings
FIG. 1 is a schematic view of a pattern painting mechanism;
FIG. 2 is a schematic layout of the anti-fogging assembly (the distance between each assembly and the sheet is reduced, and only the position layout is shown);
FIG. 3 is a schematic structural view of an anti-fog assembly;
fig. 4 is a schematic structural view of the anti-fog cover.
Reference numerals
In the attached drawings, 1 is a plate, 2 is a first push-pull device, 3 is a workbench, 4 is a conveyer belt, 5 is a second push-pull device, 6 is a material pushing plate, 7 is a positioning plate, 8 is a lower abdicating groove, 9 is an upper abdicating groove, 10 is a connecting block, 21 is an antifogging component, 22 is a paint spraying chamber, 23 is a pattern to be sprayed, 24 is a third push-pull device, 25 is a supporting connecting block, 26 is a supporting plate, 27 is a local paint spraying surface to be sprayed, 31 is a paint scraping plate, 32 is a limiting clamp, 33 is a slag discharging port, 34 is a first magnetic adsorption piece, 35 is a second magnetic adsorption piece, 41 is a limiting flange, 42 is an antifogging cover, 43 is a tightening part, and 44 is a paint spraying hole.
Detailed Description
The plate in the invention not only refers to a solid plate, but also refers to a workpiece with a plate-shaped structure, such as a stainless steel door. With the direction toward the conveyor belt being the forward direction.
Referring to fig. 1 to 4, there is shown an embodiment of a plate pattern painting mechanism and an anti-fog assembly thereof in a painting line, the pattern paint spraying mechanism comprises a material pushing component and a positioning component which are arranged on the workbench at the two sides of the assembly line conveying belt, the front end surface of the pushing assembly is a stepped pushing surface which gradually moves backwards from top to bottom, the rear end of the pushing assembly is connected with a first push-pull device which is fixed on a workbench, used for pushing the pushing component to reciprocate along the direction vertical to the assembly line conveying belt, the front end surface of the positioning component is a step-shaped positioning surface corresponding to the shape of the pushing surface, the rear end of the positioning component is connected with a second push-pull device which is fixed on the workbench, the pushing assembly and the positioning assembly are respectively fixed with connecting blocks used for being connected with corresponding push-pull devices at the rear ends. The pushing assembly is matched with the positioning assembly and used for positioning the stacked plates.
The material pushing assembly comprises a plurality of material pushing plates which are fixed in a stacked mode, an upper layer material pushing plate and a lower layer material pushing plate are formed between every two adjacent material pushing plates, and the front end face of the upper layer material pushing plate is located in front of the front end face of the lower layer material pushing plate, so that the front end faces of the stacked material pushing plates form a stepped material pushing surface; the positioning assembly comprises a plurality of positioning plates which are fixed in a stacked mode, an upper layer positioning plate and a lower layer positioning plate are formed between every two adjacent positioning plates, the front end face of the upper layer positioning plate is located behind the front end face of the lower layer positioning plate, and the front end faces of the plurality of stacked positioning plates form a stepped positioning face corresponding to the shape of the material pushing face.
The thickness of scraping wings, locating plate equals the thickness of panel, the front end of upper scraping wings sets up down the groove of stepping down for to the panel of below stepping down, prevent that upper scraping wings and the panel contact of below from producing the friction, the front end of lower floor's locating plate sets up the groove of stepping down for to the panel of top stepping down, prevent that the locating plate of lower floor from producing the friction with the panel contact of top. The upper yielding groove and the lower yielding groove are used as screw mounting spaces, and the screw mounting spaces are used for being connected with the material pushing plates and the positioning plates through screws.
The first push-pull device and the second push-pull device are both provided with air cylinders, oil cylinders or electric push rods.
The utility model provides an antifog subassembly of assembly line sprays paint, antifog subassembly sets up in assembly line conveyer belt one side, antifog subassembly includes the paint spray booth of arranging in proper order after to from the front, the echelonment is arranged into to the diapire of paint spray booth, and sets up the pattern of waiting to spray paint of fretwork on the diapire of each paint spray booth respectively, and adjacent paint spray booth intercommunication, junction form the step, and the front end of each paint spray booth is equipped with the paint scraping plate respectively, the bottom of paint scraping plate and the diapire contact of paint spray booth, the top of paint scraping plate sets up the spacing checkpost that extends forward, and the spacing checkpost card in the forefront is at paint spray booth antetheca top, and all the other spacing checkposts are blocked on the step, and the back wall bottom of the paint spray. Be fixed with first magnetic adsorption piece on each paint scraping plate respectively, set up corresponding second magnetic adsorption piece on the wall of spray booth, each first magnetic adsorption piece passes through magnetic connection with the second magnetic adsorption piece that corresponds respectively, and then fixes each paint scraping plate.
In this embodiment, the bottom walls of the paint spray chambers are arranged in a step shape identical to the pushing surface, the bottom wall of each paint spray chamber is 1-10mm higher than the corresponding plate, and the thickness of the bottom wall is 1-10 mm. The side part of the rear end of the anti-fog assembly is connected with a third push-pull device, the third push-pull device is fixed on a workbench on one side of the first push-pull device, and the third push-pull device is used for obliquely pushing the anti-fog assembly above the plate and pulling back the anti-fog assembly.
In this embodiment, the anti-fog assembly is provided with an L-shaped supporting and connecting block at a side thereof, the supporting and connecting block is connected to the third push-pull device, and a supporting plate is provided at a lower portion of the supporting and connecting block and supported on the workbench. The bottoms of the pushing assembly, the positioning assembly and the anti-fog assembly can be provided with guide rails, or the rollers are directly adopted to reduce friction and increase movement precision. The supporting connecting block is provided with a position-yielding opening for discharging paint slag.
And the paint scraping plates scrape paint slag in the corresponding paint spraying chambers respectively and finally scrape the paint slag out of the slag discharging port.
The upper portion of antifog subassembly is provided with round limit flange, the support connecting block is located limit flange below, still includes an antifog lid, antifog lid is covered and is installed in the top of antifog subassembly to cover all spray booths, antifog lid adopts the elastic rubber material, and the tip of antifog lid is equipped with and is used for the round to be used for the tightening part of cover on limit flange, and when antifog lid back on all spray booths, the tightening part of antifog lid is tightened up after crossing limit flange downwards, forms the location to antifog lid, the structure of heat seal behind the tightening part adoption parcel elastic cord, perhaps the structure that the heat seal round reduces with the material size, antifog covering is equipped with a plurality of paint spraying holes and corresponds with each spray booth, the paint spraying hole is used for supplying the first paint spraying paint of assembly line. The paint spraying hole is a tapered hole which is gradually reduced from top to bottom, and the minimum aperture of the tapered hole is equal to the paint spraying aperture of the paint spraying head.
A plate painting method of a painting assembly line is characterized in that:
s1, when the stacked plates are conveyed to a paint spraying station by the assembly line conveying belt, the conveying belt stops conveying;
s2, the second push-pull device pushes the positioning assembly to move to the side of the plate in the S1, the first push-pull device pushes the pushing assembly, the pushing assembly pushes the stacked plates under the positioning action of the positioning assembly, the stacked plates are arranged in a step shape, the upper end faces of all the plates close to one end of the pushing assembly are exposed, and a local paint spraying surface to be painted is formed; the area of the local paint spraying surface is not too large so as to ensure the stability of stacking the plates in the process of conveying the plates by the conveying belt.
S3, the pushing assembly retreats under the pulling of the first push-pull device, the positioning assembly retreats under the pulling of the second push-pull device, the third push-pull device pushes the anti-fog assembly right above the corresponding local paint spraying surface, and the multiple paint spraying heads synchronously perform pattern paint spraying on the local paint spraying surface of each plate; the paint spraying head is preferably of a lifting type, so that the paint spraying head can extend into the paint spraying hole.
S4, the anti-fog assembly retreats under the pulling of the third push-pull device;
s5, moving the conveyer belt, conveying the painted plates away, and as the paint is not dried, the plates which are just painted cannot be pushed to the original position, so that the painted paint is prevented from being scratched, and meanwhile, driving the next batch of plates to be painted to the station for painting.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.